PrimeRFP SCOUT · Federal Contract Recompete Brief

N6523621D4803UPDATE CLAUSE and PWS — Serco Inc

Serco Inc holds $3.7B across 1,050 federal awards, concentrated at Department of Defense (DOD). This PIID sits alongside 5 related awards in the incumbent pipeline. Set-aside status: NONE.

NIWC Atlantic

Awarding office

Serco Inc

Recipient

—

Estimated value

L059

PSC

NONE

Set-aside

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Contract facts

NONE

Contract numberN6523621D4803

Also listed asN65236-21-D-4803

AgencyNIWC Atlantic

Awarding officeNIWC Atlantic

Awarding agencyDepartment of Defense (DOD)

Funding agencyDepartment of Defense (DOD)

IncumbentSerco Inc

UEIDKJ1R5ABCN48

PSCL059

Related solicitationN6523618R0168

UPDATE CLAUSE AND PWS is a federal NONE award for NIWC Atlantic held by Serco Inc. Estimated value —. Related solicitation N6523618R0168.

Incumbent footprint

Public record

Serco Inc — $3.7B obligated across 1,050 awards (firm-wide, all agencies) · lead buyer Department of Defense (DOD).

% of firm-wide obligated ($3.7B) · all agencies · Top 4 shown (95%); remaining ~5% is other agencies.

Department of Defense (DOD)$2.6B · 70%Department of Health and Human Services (HHS)$626.7M · 17%

Pension Benefit Guaranty Corporation (PBGC)$168.0M · 5%

Department of Transportation (DOT)$117.2M · 3%

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Related awards

Same incumbent

N6660425FY501

ANTENNA PEDESTAL GROUP STANDARD LEVEL REPAIRS

$1.1M

Aug 21, 2026

N6523622F0162

ECS FY21 INSTALL SUPPORT

$1.1M

Aug 23, 2026

N0017425F0031

TO 0121

$292K

Aug 24, 2026

N6523624F0157

MSAB TOWER CONUS INTEGRATION-

$5.2M

Aug 26, 2026

N0017425F1153

TO 0119

$3.7M

Aug 28, 2026

Query this award live in SCOUT via MCP — personalized scoring, watchlists, and capture workflow across the corpus. Learn about SCOUT MCP →

Frequently asked questions

What is contract N6523621D4803?

N6523621D4803 (UPDATE CLAUSE and PWS) is a NIWC Atlantic award with an estimated value of —, currently held by Serco Inc. Figures are USASpending-sourced public-record facts plus SCOUT recompete analysis.

What is N65236-21-D-4803?

N65236-21-D-4803 is the dashed form of PIID N6523621D4803 (UPDATE CLAUSE and PWS), held by Serco Inc. Same award — SCOUT canonicalizes compact, dashed, and parent-child identifiers to one brief.

Which office awarded N6523621D4803?

NIWC Atlantic awarded N6523621D4803 to Serco Inc.

Who is the incumbent on N6523621D4803?

Serco Inc is the incumbent with $3.7B across 1050 related awards in SCOUT’s public footprint.

When does Serco Inc’s N6523621D4803 come up for recompete?

SCOUT tracks a period-of-performance end of an unstated date. Actual solicitation timing can shift with extensions, bridges, or consolidations.

Data: Showing contracts ≥ $100K from federal procurement records (FPDS-NG, SAM.gov, and related repositories), normalized by PrimeRFP SCOUT. Each row keyed by Award ID (PIID); task orders appear as independent rows.

Data as of Aug 19, 2026 · refreshed monthly